计算如下表达式的值：int(3.9)。Calculate the value of the following expression: int(3.9).a. 1b. 2c. 3d. 4
A.a
B.b
C.c
D.d
正确答案：c
计算如下表达式的值：int(3.9)。Calculate the value of the following expression: int(3.9).a. 1b. 2c. 3d. 4
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